Initial commit

2019/republic/11_d1/unsolved_arena.cpp

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+#include <iostream>
+#include <fstream>
+#include <cmath>
+
+using namespace std;
+
+
+ifstream input_stream;
+
+
+struct Point
+{
+	double x;
+	double y;
+	Point(double i, double j): x(i), y(j) {
+
+	}
+};
+
+
+double getDistance(Point *p1, Point *p2) {
+	double x_distance = abs(p1 -> x - p2 -> x);
+	double y_distance = abs(p1 -> y - p2 -> y);
+	return pow(x_distance, 2) + pow(y_distance, 2);
+}
+
+
+
+uint16_t findSides(Point *points[3]) {
+	double d1 = getDistance(points[0], points[1]);
+	double d2 = getDistance(points[0], points[2]);
+	double d3 = getDistance(points[1], points[2]);
+
+	if (d1 == d2 && d1 == d3) {
+		return 3;
+	}
+
+	return 1;
+}
+
+
+
+int main() {
+	input_stream.open("input.txt");
+
+	Point *points[3];
+
+	for (uint8_t i = 0; i < 3; i++) {
+		double tmp_x, tmp_y;
+		input_stream >> tmp_x;
+		input_stream >> tmp_y;
+
+		points[i] = new Point(tmp_x, tmp_y);
+	}
+
+	cout << findSides(points) << endl;
+
+	input_stream.close();
+	return 0;
+}